Model comparison

Gemma 3n E4b IT vs GPT-6 Astra

GPT-6 Astra is the stronger model overall, scoring 70.8 to 37.3 on the Noometry Index.

Last verified . 17 shared benchmarks.

Gemma 3n E4b IT Google

37.3

Rank #206 Confirmed

GPT-6 Astra OpenAI

70.8

Rank #1 Confirmed

Summary

  • They share 17 benchmarks with published results for both. Gemma 3n E4b IT scores higher in 0 categories and GPT-6 Astra in 8 categories; 8 gaps are clear of the uncertainty.
  • The widest gap is in reasoning, where GPT-6 Astra leads 85.1 to 19.9.
  • Gemma 3n E4b IT has downloadable open weights; the other is API-only.

Side by side

Gemma 3n E4b IT and GPT-6 Astra specifications
Gemma 3n E4b ITGPT-6 Astra
ProviderGoogleOpenAI
Noometry Index37.370.8
Released—2026-09-03
WeightsOpenProprietary
Context window—1.05M
Max output—128K
Input $ / M tokens—$10
Output $ / M tokens—$50
Results tracked1856

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Category by category

Coding GPT-6 Astra leads

Gemma 3n E4b IT: 37.0 (#198), GPT-6 Astra: 73.7 (#2)

Coding benchmarks
BenchmarkGemma 3n E4b ITGPT-6 Astra
LMArena Coding12681487
DeepSWE—74.1%
FrontierCode—53.3%
LMArena WebDev—1786
FrontierSWE—65.5%
SciCode—56.5%
GSO—79.4%
WeirdML—93.6%
MirrorCode—46.7%
ALE-Bench—2,951

Agentic & Tool Use Not comparable

Gemma 3n E4b IT: —, GPT-6 Astra: 52.9 (#3)

Agentic & Tool Use benchmarks
BenchmarkGemma 3n E4b ITGPT-6 Astra
APEX-Agents—64.7%
Remote Labor Index—20.8%
BALROG—68.3%
GDP.pdf—34.2%
Vending-Bench 2—15,515

Reasoning GPT-6 Astra leads

Gemma 3n E4b IT: 19.9 (#247), GPT-6 Astra: 85.1 (#1)

Reasoning benchmarks
BenchmarkGemma 3n E4b ITGPT-6 Astra
LMArena Hard Prompts12841462
ARC-AGI-2—95%
Kagi LLM Benchmark31.5%—
NYT Connections (extended)—98.1%
ARC-AGI-1—98.5%
CritPt—31.7%
Chess Puzzles—72%
EBR-Bench—76.2%
Mystery Game Puzzles—84%
DTBench—97.3%
LMCA—64.4%
Bench to the Future 3—0.14
Epoch Capabilities Index—166.45

Math GPT-6 Astra leads

Gemma 3n E4b IT: 35.1 (#188), GPT-6 Astra: 93.5 (#2)

Math benchmarks
BenchmarkGemma 3n E4b ITGPT-6 Astra
LMArena Math12511465
FrontierMath (Tiers 1-3)—93.7%
FrontierMath Tier 4—97.6%
OTIS Mock AIME 2024-2025—100%
ProofBench—99%
FrontierMath Erdős—2.9%

Knowledge GPT-6 Astra leads

Gemma 3n E4b IT: 34.2 (#198), GPT-6 Astra: 75.3 (#1)

Knowledge benchmarks
BenchmarkGemma 3n E4b ITGPT-6 Astra
LMArena Expert12461483
GPQA Diamond—95.8%
Humanity's Last Exam—54.8%
SimpleQA Verified—75.6%
Vectara Hallucination Rate—8.7%

Multimodal Not comparable

Gemma 3n E4b IT: —, GPT-6 Astra: 55.0 (#3)

Multimodal benchmarks
BenchmarkGemma 3n E4b ITGPT-6 Astra
LMArena Vision—1281
Blueprint-Bench 2—49.7%
Furniture Assembly—80%
LMArena Document—1468

Multilingual GPT-6 Astra leads

Gemma 3n E4b IT: 43.4 (#183), GPT-6 Astra: 53.7 (#61)

Multilingual benchmarks
BenchmarkGemma 3n E4b ITGPT-6 Astra
LMArena Non-English12851430
LMArena Chinese13091484
LMArena French13301456
LMArena German13111440
LMArena Japanese12721379
LMArena Korean12591426
LMArena Russian12881436
LMArena Spanish13051407

Instruction Following GPT-6 Astra leads

Gemma 3n E4b IT: 66.1 (#210), GPT-6 Astra: 76.3 (#44)

Instruction Following benchmarks
BenchmarkGemma 3n E4b ITGPT-6 Astra
LMArena Instruction Following12551450

Long Context GPT-6 Astra leads

Gemma 3n E4b IT: 38.7 (#191), GPT-6 Astra: 44.5 (#62)

Long Context benchmarks
BenchmarkGemma 3n E4b ITGPT-6 Astra
LMArena Longer Query12761456

Writing & Preference GPT-6 Astra leads

Gemma 3n E4b IT: 50.1 (#186), GPT-6 Astra: 75.3 (#7)

Writing & Preference benchmarks
BenchmarkGemma 3n E4b ITGPT-6 Astra
LMArena Text13061441
LMArena Creative Writing12871418
LMArena Multi-Turn12761448
EQ-Bench Creative Writing—2173

Frequently asked questions

Is Gemma 3n E4b IT better than GPT-6 Astra?

GPT-6 Astra is the stronger model overall, scoring 70.8 to 37.3 on the Noometry Index.

Is Gemma 3n E4b IT or GPT-6 Astra better for coding?

GPT-6 Astra scores higher on coding benchmarks: 73.7 versus 37.0 in the Noometry coding category.

How many benchmarks do Gemma 3n E4b IT and GPT-6 Astra share?

17 benchmarks have published results for both models. Gemma 3n E4b IT has 18 scored results on Noometry and GPT-6 Astra has 56.

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